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5450518561212 = 22321511002670817
BaseRepresentation
bin100111101010000110000…
…1110010000000110111100
3201022001202000021022021200
41033110030032100012330
51203300130222424322
615331533400455500
71101533634230154
oct117241416200674
921261660238250
105450518561212
1118116086a669a
1274041b77a590
13306c9ba2597a
1414bb410a3764
1596ba92928ac
hex4f50c3901bc

5450518561212 has 36 divisors (see below), whose sum is σ = 13868942754576. Its totient is φ = 1804807468800.

The previous prime is 5450518561199. The next prime is 5450518561231. The reversal of 5450518561212 is 2121658150545.

5450518561212 is a `hidden beast` number, since 5 + 4 + 5 + 0 + 5 + 18 + 5 + 612 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×54505185612122 (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 501329973 + ... + 501340844.

Almost surely, 25450518561212 is an apocalyptic number.

It is an amenable number.

5450518561212 is an abundant number, since it is smaller than the sum of its proper divisors (8418424193364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5450518561212 is a wasteful number, since it uses less digits than its factorization.

5450518561212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1002670978 (or 1002670973 counting only the distinct ones).

The product of its (nonzero) digits is 480000, while the sum is 45.

The spelling of 5450518561212 in words is "five trillion, four hundred fifty billion, five hundred eighteen million, five hundred sixty-one thousand, two hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 36 151 302 453 604 906 1359 1812 2718 5436 1002670817 2005341634 3008012451 4010683268 6016024902 9024037353 12032049804 18048074706 36096149412 151403293367 302806586734 454209880101 605613173468 908419760202 1362629640303 1816839520404 2725259280606 5450518561212